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Molded Case Circuit Breaker

For circuit breaker systems in commercial and industrial facilities, molded case circuit breakers are among the most widely used components for reliable overcurrent protection and electrical distribution. Molded case circuit breakers provide automatic circuit interruption during overload or short circuit conditions, protecting electrical systems and equipment from damage while enabling manual switching control. Electrical.com carries an extensive selection of molded case circuit breakers from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of commercial buildings, manufacturing facilities, data centers, and industrial power distribution applications.
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Part Number
PRICE
Manufacturer
Amperage
Voltage
PJA36120U31A
PJA36120U31A
Limited Stock
From
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Schneider Electric
1200
600
QBA32090
QBA32090
Limited Stock
From
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Square D
90
240
BDA160353
BDA160353
Limited Stock
From
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Square D
35
600
BDL36090
BDL36090
Limited Stock
From
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Square D
90
600
BGA160401
BGA160401
Limited Stock
From
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Square D
40
600
BGA36110
BGA36110
Limited Stock
From
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Square D
110
600
EJB34030AABA
EJB34030AABA
Limited Stock
From
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Square D
30
480
HJL36150U43X
HJL36150U43X
Limited Stock
From
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Schneider Electric
150
600
JJA36250SA
JJA36250SA
Limited Stock
From
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Square D
250
600
JJA36250U53X
JJA36250U53X
Limited Stock
From
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Square D
250
600
MGA367006
MGA367006
Limited Stock
From
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Schneider Electric
700
600
EDB24080SA
EDB24080SA
Limited Stock
From
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Square D
80
480
LA36275
LA36275
Limited Stock
From
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Square D
275
600
EGB36045
EGB36045
Limited Stock
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Square D
45
480
BDA260251
BDA260251
Limited Stock
From
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Square D
25
600
BDA260901
BDA260901
Limited Stock
From
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Schneider Electric
90
600
BDA261101
BDA261101
Limited Stock
From
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Square D
110
600
LC36250
LC36250
Limited Stock
From
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Square D
250
600
PGF36060U31A
PGF36060U31A
Limited Stock
From
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Square D
600
600
PGF36080U31A
PGF36080U31A
Limited Stock
From
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Square D
800
600
PJA36025U33A
PJA36025U33A
Limited Stock
From
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Schneider Electric
250
600
PJA36040U31A
PJA36040U31A
Limited Stock
From
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Schneider Electric
400
600
PJA36040U44A
PJA36040U44A
Limited Stock
From
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Square D
400
600
BDA160253
BDA160253
Limited Stock
From
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Schneider Electric
25
600
Popular Molded Case Circuit Breaker Manufacturers

Electrical.com stocks the largest inventory of molded case circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified MCCBs available for immediate shipment. From standard thermal-magnetic breakers to electronic trip units across all amperage ratings, we have what you need when others say no. Our comprehensive molded case circuit breaker inventory spans all voltage and current ratings, frame sizes, and interrupting capacities from all major manufacturers including current production and discontinued models from legacy suppliers. Available in new factory condition, surplus stock, and re-certified options‚ All backed by our standard 2-year Electrical.com warranty. Our molded case circuit breakers serve critical applications across commercial buildings, industrial facilities, manufacturing plants, data centers, healthcare facilities, distribution panels, motor control centers, switchboards, and power distribution systems.


Whether you're maintaining legacy equipment with obsolete MCCB models or sourcing current production breakers for new installations and retrofits, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need molded case circuit breakers now? Call 877-999-7077 or email [email protected]. With same-day shipping available and the right parts ready to ship from our nearest warehouse location, Electrical.com gets your operations back online fast. We can say yes when others have to say no.